Mac: Attach Extension NSViews to the view hierarchy before creating renderers

chrome/browser/extensions/extension_view.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_VIEW_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_VIEW_H_
 
 #include "ui/gfx/native_widget_types.h"
 
 class Browser;
 
 namespace content {
 struct NativeWebKeyboardEvent;
 class WebContents;
 }
 
 namespace gfx {
 class Size;
 }
 
 namespace extensions {
 
 // Base class for platform-specific views used by extensions in the Chrome UI.
 class ExtensionView {
  public:
   virtual ~ExtensionView() {}
 
-  // Initialize the view, once a newly created view has been set in the host.
-  virtual void Init() = 0;
-
   // If attached to a Browser (e.g. popups), the Browser it is attached to.
   virtual Browser* GetBrowser() = 0;
 
   // Returns the extension's native view.
   virtual gfx::NativeView GetNativeView() = 0;
 
   // Method for the ExtensionHost to notify us about the correct size for
   // extension contents.
   virtual void ResizeDueToAutoResize(const gfx::Size& new_size) = 0;
 
   // Method for the ExtensionHost to notify us when the RenderViewHost has a
   // connection.
   virtual void RenderViewCreated() = 0;
 
   // Handles unhandled keyboard messages coming back from the renderer process.
   virtual void HandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) = 0;
 
   // Method for the ExtensionHost to notify that the extension page has loaded.
   virtual void DidStopLoading() = 0;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_VIEW_H_